Base | Representation |
---|---|
bin | 1000011000110011… |
… | …0011011100000001 |
3 | 12210220121012222101 |
4 | 2012030303130001 |
5 | 14102341101421 |
6 | 1011225310401 |
7 | 106536314512 |
oct | 20614633401 |
9 | 5726535871 |
10 | 2251503361 |
11 | a55a07888 |
12 | 52a035401 |
13 | 29b5c5113 |
14 | 175046a09 |
15 | d29e2191 |
hex | 86333701 |
2251503361 has 4 divisors (see below), whose sum is σ = 2251685632. Its totient is φ = 2251321092.
The previous prime is 2251503343. The next prime is 2251503377. The reversal of 2251503361 is 1633051522.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 2251503361 - 217 = 2251372289 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2251503311) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71145 + ... + 97798.
It is an arithmetic number, because the mean of its divisors is an integer number (562921408).
Almost surely, 22251503361 is an apocalyptic number.
It is an amenable number.
2251503361 is a deficient number, since it is larger than the sum of its proper divisors (182271).
2251503361 is a wasteful number, since it uses less digits than its factorization.
2251503361 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 182270.
The product of its (nonzero) digits is 5400, while the sum is 28.
The square root of 2251503361 is about 47450.0090727072. The cubic root of 2251503361 is about 1310.6624780844.
Adding to 2251503361 its reverse (1633051522), we get a palindrome (3884554883).
The spelling of 2251503361 in words is "two billion, two hundred fifty-one million, five hundred three thousand, three hundred sixty-one".
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